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03 May 2021, 07:15
Kudos
Bookmarks
C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
15%
(low)
Question Stats:
84% (01:14) correct
16%
(02:00)
wrong
based on 43
sessions
History
Date
Time
Result
Not Attempted Yet
\(5^8 − 4*5^7 + 4*5^6 =?\)
A. \(-11*5^6\)
B. \(5^7\)
C. \(9*5^6\)
D. \(81*5^6\)
E. \(81*5^8\)
A. \(-11*5^6\)
B. \(5^7\)
C. \(9*5^6\)
D. \(81*5^6\)
E. \(81*5^8\)
03 May 2021, 07:25
Kudos
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Bunuel
Given: \(5^8 − 4*5^7 + 4*5^6 =\)
\(5^6(5^2 - 4*5 + 4)\)
\(5^6(29 - 20)\)
\(5^{6} * 9\)
03 May 2021, 07:28
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Bunuel
\(5^6(5^2-4*5+4)\)
=\(5^6(9)\)
C is the right answer
